Yes, howe is a Scrabble word!

Noun

1. United States editor (1920-1993)

2. Canadian hockey player who holds the record for playing the most games (born 1928)

3. United States feminist who was active in the women's suffrage movement (1819-1910)

4. United States inventor who built early sewing machines and won suits for patent infringement against other manufacturers (including Isaac M. Singer) (1819-1867)